MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0331ca586f68e8a853e9030635f249dba8337da5ef7c29521c373807fcce1a6f. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


AgentTesla


Vendor detections: 13


Intelligence 13 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0331ca586f68e8a853e9030635f249dba8337da5ef7c29521c373807fcce1a6f
SHA3-384 hash: bcf0719283ca9095b872431aeb718b4e8778a31accd2f53a04fa002d43b92758681e63e5226408de563f0e6508636a9d
SHA1 hash: 7aa1fb91267d8f7f3694bca229cc157cf4d5fd6a
MD5 hash: 94caf675f8bed581cd69e88a9030b731
humanhash: uniform-vegan-papa-georgia
File name:Quote 509241708.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:5'632 bytes
First seen:2023-10-02 08:59:59 UTC
Last seen:2023-10-02 13:29:55 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 48:6EmLivxjKz23zUEiGjT5A6lfzw9afR3hfdisFCb3WCrIgvdlI+j6psVtiOlXmqFj:RvszIgKjtRpfRpU45ng1lI+/luzNt
Threatray 3'120 similar samples on MalwareBazaar
TLSH T19AC1E8115398973AD8730B75ECA397115335F641DCA7DF2F2C84610B6E163680E32B72
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter cocaman
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
492
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Quote 509241708.exe
Verdict:
Malicious activity
Analysis date:
2023-10-02 09:07:49 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/166f4f31-94a1-43df-9487-128b1fb4e155

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/452581/
Detection(s):
SecuriteInfo.com.Win32.KeyloggerX-gen.30361.13841.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Sending an HTTP GET request
Creating a file in the %AppData% directory
Using the Windows Management Instrumentation requests
DNS request
Sending a custom TCP request
Reading critical registry keys
Creating a window
Query of malicious DNS domain
Sending a TCP request to an infection source
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/651a869443cd377b1ea1bfc1/reports/a5454b5f-8bcf-454c-8e12-ce6603447dca/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_60%
Link:
https://www.hybrid-analysis.com/sample/0331ca586f68e8a853e9030635f249dba8337da5ef7c29521c373807fcce1a6f
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/f2fe5bae-46f4-4195-8560-70d6a544f7a8
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1317810
Signature
.NET source code contains potential unpacker
Contains functionality to log keystrokes (.Net Source)
Creates multiple autostart registry keys
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1317810 Sample: Quote_509241708.exe Startdate: 02/10/2023 Architecture: WINDOWS Score: 100 30 Multi AV Scanner detection for domain / URL 2->30 32 Malicious sample detected (through community Yara rule) 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 5 other signatures 2->36 5 Quote_509241708.exe 18 5 2->5         started        10 Rjqhpcpdrl.exe 14 4 2->10         started        12 Rjqhpcpdrl.exe 4 2->12         started        process3 dnsIp4 16 api4.ipify.org 173.231.16.77, 443, 49804 WEBNXUS United States 5->16 18 qu.ax 92.118.112.4, 443, 49803, 49806 GUDAEV-ASRU Russian Federation 5->18 26 2 other IPs or domains 5->26 14 C:\Users\user\AppData\...\Rjqhpcpdrl.exe, PE32 5->14 dropped 38 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 5->38 40 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 5->40 42 May check the online IP address of the machine 5->42 52 2 other signatures 5->52 20 64.185.227.156, 443, 49807, 49813 WEBNXUS United States 10->20 22 api.ipify.org 10->22 44 Multi AV Scanner detection for dropped file 10->44 46 Tries to steal Mail credentials (via file / registry access) 10->46 48 Machine Learning detection for dropped file 10->48 24 92.118.112.119, 443, 49812 GUDAEV-ASRU Russian Federation 12->24 28 2 other IPs or domains 12->28 50 Tries to harvest and steal browser information (history, passwords, etc) 12->50 file5 signatures6
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0331ca586f68e8a853e9030635f249dba8337da5ef7c29521c373807fcce1a6f/
Threat name:
ByteCode-MSIL.Trojan.SnakeKeylogger
Create hunting rule
Status:
Malicious
First seen:
2023-10-02 07:59:47 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
18 of 23 (78.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=amy4uwdpndukqu7jamddl4sj3oudg7nf556csuq4g44ap7godjxq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
34ab0bd5cc0a4401b8a52a31623fa59f3ee33b079b99e14f2969cbded7f28282
AgentTesla
34d90abc5ce0bb8fd7e52b762182968170955b06aa02df633f58a85d9a0846f3
AgentTesla
4f38930a1792837415ec289bd653ef533af14793ecfcc3464c73265a02d5ce20
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59b1624b294226b93b186dc503efd7c48937542eec03b0d32d27034729c2a733
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7865bd1702a8060b9f1c48a325560d2b8f947604e000022eb34637348e063ac6
AgentTesla
9863fd34a60f401ae35d1704085d58ce9972dc26b894175dad346d388abba330
AgentTesla
b03290a58e076aeff5df1b1724931df5962ed9ff9ecb7d0d0b1e141072a44346
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c5de366fb77c67ffc4f8daa348f10e4dbd9e68287427943c25a7112b467b89eb
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c6a0026a78d283724646d2cd5db9fa459a0bd306e19e50c6c23826603b6438df
AgentTesla
d85278c4099b913c69779c4b69a0c85cbb0d7cbe72ae9a324b798a0fd2e02fb7
AgentTesla
+ 3'110 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
persistence spyware stealer
Link:
https://tria.ge/reports/231002-kya7lage51/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Adds Run key to start application
Looks up external IP address via web service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Unpacked files
SH256 hash:
0331ca586f68e8a853e9030635f249dba8337da5ef7c29521c373807fcce1a6f
MD5 hash:
94caf675f8bed581cd69e88a9030b731
SHA1 hash:
7aa1fb91267d8f7f3694bca229cc157cf4d5fd6a
Link:
https://www.unpac.me/results/667e41d9-6312-4410-a2e8-355e18043c42/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/0331ca586f68/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/0331ca586f68e8a853e9030635f249dba8337da5ef7c29521c373807fcce1a6f

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

zip b4e9f3051b30f01c6f1c4e2c2a47cc35481bbf639bdc1a7d261bfa66ca5b0b26

AgentTesla

Executable exe 0331ca586f68e8a853e9030635f249dba8337da5ef7c29521c373807fcce1a6f

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 b4e9f3051b30f01c6f1c4e2c2a47cc35481bbf639bdc1a7d261bfa66ca5b0b26
Cape
Cape
https://www.capesandbox.com/analysis/452581/
  
Dropped by
MD5 1a9abb51d30493662dbe1405ed8c32ca

Comments